Subtract 90/50 from 20/32
1st number: 20/32, 2nd number: 1 40/50
20/32 - 90/50 is -47/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 50 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 32 × 25 = 800,
20/32 = 20 × 25/32 × 25 = 500/800 - Likewise, for the 2nd fraction, since 50 × 16 = 800,
90/50 = 90 × 16/50 × 16 = 1440/800 - Subtract the two like fractions:
500/800 - 1440/800 = 500 - 1440/800 = -940/800 - After reducing the fraction, the answer is -47/40
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